Multiple choice

Which of the following statements are false?

P. Tapeworm has no digestive system because it absorbs food from general body surface. Q. The exoskeleton of insect is made up of lignin. R. Skull of a bird is dicondylic. S. Echinoderm adults show radial symmetry.

  1. P and Q

  2. P and S

  3. Q and R

  4. Q and S

  5. R and S

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Correct answer. Both the statements are false. The exoskeleton of insect is made up of chitin. Skull of a bird is monocondylic.